: Material: Made of extra soft and lightweight silicone, so it fits comfortably inside your ear, and you can wear it all day without pain or discomfort. Plus, theyre non-irritating, so you dont have to worry about getting your ears itchy. Noise Reduction: 3 - layer elliptical structure design, noise reduction effect is improved. Waterproof: Earplugs are waterproof, suitable for swimming training. Easy to clean, not easily stained with ash, comfortable to wear. Design: Shark fin design, prevent falling off, comfortable and reliable. Universal: With 2 pairs of earplugs, can be used alternatively. perfect for snoring, sleeping, studying, flying, and anywhere else you need silence. Specifications: Color: Black, White, Red, Blue, Green Material: Silicone Size: About 3x3x1.7cm/1.18x1.18x0.6inch(LxWxD) Box: 4.5x4x2.5cm/1.7x1.6x0.98inch(LxWxH) Package Includes: 2 Pairs* Sleeping Earplugs(with box) Note: 1. Due to the light and screen difference, the items color may be slightly different from the pictures. 2. Please allow 0.5-2 cm differences due to manual measurement.